Clickers in the Classroom: Transforming Students into Active Learners, ECAR Research Bulletin, 2011. This research bulletin discusses a program at the University of South Carolina to implement SRSs in the classroom and to study the impacts that the technology has on student outcomes. In our research, we also looked at the challenges that SRSs pose, both to students and to faculty members, and investigated best practices for using this technology.

7 Things You Should Know About Open-Ended Response System, January 2011. An open-ended student response system is an electronic service or application that lets students enter text responses during a lecture or class discussion. Open-ended systems give faculty the option of collecting such free-form contributions from students, in addition to asking the true/false or multiple-choice questions that conventional clicker systems allow.